Curated OER
For The Birds
Seventh graders list the features of an ecosystem and identify local bird species. In this bird lesson students work in groups to formulate a hypothesis and test their theory by collecting and analyzing data.
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Perfect Numbers?
In these math worksheets, students will complete 14 problems about proper fractions, 14 problems about abundant and defective numbers, and 14 problems about determining perfect, abundant, and defective numbers.
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Reasonable Estimates
Help pupils explore estimation. They will make estimates and discuss when you might use an estimate. Then they discuss if their estimates are reasonable.
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Feasibility Study For a New Business
In this business worksheet, students write out a research study looking at the potential for a new business or the profits of an existing one.
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Mean, Median, Mode, Range
Learners engage in a study of mean, median, mode, and range in order to represent data in tables. They are also exposed to the results of data that is skewed because of the outlier.
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Walking on Water
Students use this problem to help them to relate to force vectors: Suspend a meterstick horizontally between two tables. Place a 1kg mass in the middle of the meterstick. Notice the bend of the meterstick. Explain why the meterstick...
Courseware Solutions
Understanding Algebraic Expressions
Prealgebra apprentices read seven phrases and write an expression for each. The printable version of the worksheet is not very attractive; it has the standards information printed at the top. The problems are arranged in a table and are...
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Worksheet 34 - Sequence
In this sequence worksheet, students examine sequences, write the terms of a sequence, identify the limits of a sequence. This one-page worksheet contains seven problems.
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Mean and Standard Deviation
Get two activities with one activity. The first activity, is appropriate for grades 6-12 and takes about 20 minutes. It introduces the concept of measures of central tendency, primarily the mean, and discusses its uses as well as its...
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The Pythagorean Theorem Lesson 2
Learners discuss and review examples of the Pythagorean Theorem using a GSP, Geometer's Sketchpad, activity.
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Atomic Mass, Moles, and the Periodic Table
In this periodic table activity, students review atomic mass, molar mass, and percent composition of compounds. Then students complete 4 problems.
Virginia Department of Education
What Are the Chances?
Take a chance on an informative resource. Scholars conduct probability experiments involving coins and number cubes to generate data. Compiling class data helps connect experimental probability to theoretical probability.
![Add and Subtract Decimal Ten Thousandths [C] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217887/large/nziymjk3lmpwzw.jpg?1414307625 "Add and Subtract Decimal Ten Thousandths [C] Worksheet")
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Add and Subtract Decimal Ten Thousandths [C]
Use this decimal addition and subtraction worksheet, learners solve a total of 32 problems using decimal tenths. Answers included on page 2.
Illustrative Mathematics
Rectangle Perimeter 3
This activity looks at writing expressions to represent perimeter of a rectangle and then considers the concept of equivalent expressions and the distributive property in more detail.
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Vectors: How Much Force Can You Apply
This lesson entails the viewing of two videos to get an overview of force and its application. The lesson covers how vectors use force in real-world situations.
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Number Lines, Variables, Solving for One Variable
Review basic algebraic rules of addition of integers. Then have the class define a variable and explore methods of solving equations with one variable. They observe solving expressions using inverse operations and simplifying solutions....
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A Fibonacci Primer
Upper graders explore the Fibonacci sequence. They examine the characteristics of the Fibonacci sequence, list the properties of the sequence and determine how it connects to Pythagorean Triples. Related thinking questions are included.
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Application and Modeling of Standard Deviation
The first activity in this resource has learners computing the mean and standard deviation of two different data sets and drawing conclusions based on their results. The second activity has them using a dice-rolling simulation to...
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Connecting Formulas Related to Geometric Figures
Students identify diagrams of quadrilaterals and circles by different names and classify the figures. They name the areas for each diagram and practice solving the formulas for each.
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Introduction to Statistics: Mean, Median, and Mode
Students explore the concepts of mean, median, and mode. They develop an understanding and familiarity with these concepts. Students explore mean and median in an efficient way. Students explore three different measures of center.
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The Bell Curve
Learners are introduced to the concepts of the normal curve, skewness and the standard deviation. They discuss how the normal distribution has been used and misused to support conclusions.
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Counting
First graders explore collecting data. They collect data using a data collection sheet and enter the data into Excel. Students create graphs using Excel. They share their graphs with the class.
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Discover the Pythagorean Theorem
Students explore the Pythagoras theorem. In this geometry activity, students make right triangles and identify the parts of the triangle. Students complete measurements of the sides of the triangle.
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Operations with Fractions and Decimals
Complete a instructional activity that introduces and explores operations with fractions and decimals. Pupils estimate the reasonableness of a decimal computation. Then discuss what operation is needed to find an answer. Handouts, web...